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1. Introduction to spring spring is a lightweight open source framework created by Rod Johnson in 2003 to solve the problem of high code coupling. spring composition: spring consists of 20 modules, the core of which are IOC and AOP spring benefits: In the process of web application development, ...

Article directory AOP implementation based on XML -- label parsing Annotation based AOP implementation -- label parsing summary Reference resources stay Get to know Spring AOP In this paper, we have a preliminary understanding of the concept and implementation of Spring AOP. Then we will have a de ...

1. introduction The biggest advantage of object-oriented programming, also known as OOP (Object Oriented Programming), is that it can encapsulate business modules to achieve the purpose of function reuse. Through object-oriented programming, different templates can be assembled with each other to re ...

Original address: http://www.yiidian.com/springboot/springboot-properties.html There are two comments in Spring Boot that read the property values of the application.properties or application.yml file. @Value @ConfigurationProperties 1 @Value 1.1 Basic Types 1) Configuration nickname=eric age=20 2) SpringBoot Read Configuration /** * @Valu ...

Catalog   1, If the constructor can be called 1. Write a UserInfo class: 2. The spring XML file is configured as follows: 3. Write a Test class 2, Assign values to different types of parameters of the constructor 1. Custom object 1) Write UserInfo class 2) Configuration XML file 3) Write Te ...

Chapter 2: basic configuration of Spring Boot2.x (in continuous update Updated February 27) Summary of this chapter What is annotation? What are the core annotations of Spring Boot2.x? What is auto configuration? How can we extend our application with auto configuration feature? Let's take a small ex ...

SSM practice Today's source code and materials: Links: https://pan.baidu.com/s/19XDTuRre1A3JFlKhm2Aqbw Extraction code: ls63 Demand: 1. Role list display and add / delete operation 2. User list display and add / delete operation 3. Delete user and role operations 4. User login operation 5. Configure ...

Spring MVC configuration and underlying principles Import spring MVC jar package Configure the total (front-end) controller web.xml Add spring MVC configuration file src/appContext.xml Write Controller and handle connection and method The imitation of the underlying principle of spring MVC ...

Forwarding and redirection of spring MVC Configuring the view parser in spring-mvc.xml <!-- Try parser springMVC Managerial jsp File location should be in /WEB-INF/meto/ --> <bean id="jspViewResolver" class="org.springframework.web.servlet.view.InternalResourceViewResolver"> <prop ...

Article Directory Optional Stream API CompletableFuture Application of java 8 in Spring Boot JPA In the last article we talked about how to use JPA in Spring Boot.In this article, we will explain how to use the new special habits of java 8 in Spring Boot JPA, such as Optional, Stream API, and Comp ...